Vulnerability Name:

CVE-2019-0002 (CCN-155298)

Assigned:2018-10-11
Published:2019-01-09
Updated:2020-12-08
Summary:On EX2300 and EX3400 series, stateless firewall filter configuration that uses the action 'policer' in combination with other actions might not take effect. When this issue occurs, the output of the command: show pfe filter hw summary will not show the entry for: RACL group Affected releases are Junos OS on EX2300 and EX3400 series: 15.1X53 versions prior to 15.1X53-D590; 18.1 versions prior to 18.1R3; 18.2 versions prior to 18.2R2. This issue affect both IPv4 and IPv6 firewall filter.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
5.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N)
5.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-noinfo
CWE-794
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-0002

Source: BID
Type: Third Party Advisory, VDB Entry
106669

Source: XF
Type: UNKNOWN
juniper-junos-cve20190002-sec-bypass(155298)

Source: CCN
Type: Juniper Networks Security Bulletin JSA10901
Junos OS: EX2300 and EX3400 series: Certain stateless firewall filter rules might not take effect (CVE-2019-0002)

Source: CONFIRM
Type: Vendor Advisory
https://kb.juniper.net/JSA10901

Source: MISC
Type: Vendor Advisory
https://www.juniper.net/documentation/en_US/junos/topics/reference/command-summary/show-pfe-filter.html

Vulnerable Configuration:Configuration 1:
  • cpe:/o:juniper:junos:15.1x53:d50:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d51:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d52:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d55:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d57:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d58:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:15.1x53:d59:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:-:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:r1:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:r2:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:r2-s1:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:r2-s2:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.1:r2-s4:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.2:-:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.2:r1:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.2:r1-s3:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.2:r1-s4:*:*:*:*:*:*
  • OR cpe:/o:juniper:junos:18.2:r1-s5:*:*:*:*:*:*
  • AND
  • cpe:/h:juniper:ex2300:-:*:*:*:*:*:*:*
  • OR cpe:/h:juniper:ex3400:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:juniper:junos:15.1:*:*:*:*:*:*:*
  • OR cpe:/a:juniper:junos:18.1:-:*:*:*:*:*:*
  • OR cpe:/a:juniper:junos:18.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    juniper junos 15.1x53 d50
    juniper junos 15.1x53 d51
    juniper junos 15.1x53 d52
    juniper junos 15.1x53 d55
    juniper junos 15.1x53 d57
    juniper junos 15.1x53 d58
    juniper junos 15.1x53 d59
    juniper junos 18.1 -
    juniper junos 18.1 r1
    juniper junos 18.1 r2
    juniper junos 18.1 r2-s1
    juniper junos 18.1 r2-s2
    juniper junos 18.1 r2-s4
    juniper junos 18.2 -
    juniper junos 18.2 r1
    juniper junos 18.2 r1-s3
    juniper junos 18.2 r1-s4
    juniper junos 18.2 r1-s5
    juniper ex2300 -
    juniper ex3400 -
    juniper junos 15.1
    juniper junos 18.1 -
    juniper junos 18.2